{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "arguments": ["Treatment.Drug", "Treatment.Duration", "Treatment.Route", "Treatment.Freq", "Subject.Disorder", "Treatment", "Subject", "Treatment.Disorder", "Subject.Age", "Subject.Race", "Subject.Gender", "Subject.Population", "Treatment.Time_elapsed", "Effect", "Treatment.Dosage"]}], "input": "IV propranolol was used as the initial treatment for his hyperadrenergic state, resulting in a decrease in heart rate but a paroxsymal increase in blood pressure."}
{"potential therapeutic event": []}